private IGeometry ReadWkb(OgrGeometryType type, OgrGeometry geom)
{
var b = new byte[geom.WkbSize()];
geom.ExportToWkb(b);
return(Reader.Read(b));
}
public void QueryShape(IGeometry pGeometry)
{
if (pGeometry == null)
{
return;
}
try
{
OSGeo.OGR.Geometry ogrGeometry = m_currentOGRFeature.GetGeometryRef();
//export geometry from OGR to WKB
int wkbSize = ogrGeometry.WkbSize();
byte[] wkbBuffer = new byte[wkbSize];
ogrGeometry.ExportToWkb(wkbBuffer);
//import geometry from WKB to ESRI Shape
IWkb pWKB = pGeometry as IWkb;
pWKB.ImportFromWkb(wkbSize, ref wkbBuffer[0]);
pGeometry.SpatialReference = m_pDataset.SpatialReference;
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(" Error: " + ex.Message);
pGeometry.SetEmpty();
}
}
/// <summary>
/// Ogr to DotSpatial at geometry level
/// </summary>
/// <param name="geometry">Ogr Geometry</param>
/// <returns>GeoAPI/DotSpatial IGeometry</returns>
public static GeoAPI.Geometries.IGeometry Ogr2DSGeometry(OSGeo.OGR.Geometry geometry)
{
geometry.FlattenTo2D();
Byte[] wkbGeometry = new Byte[geometry.WkbSize()];
geometry.ExportToWkb(wkbGeometry, OSGeo.OGR.wkbByteOrder.wkbXDR);
NetTopologySuite.IO.WKBReader wkbReader = new NetTopologySuite.IO.WKBReader();
return(wkbReader.Read(wkbGeometry));
}
private static Geometry ParseOgrGeometry(OgrGeometry ogrGeometry, GeoAPI.Geometries.IGeometryFactory factory)
{
if (ogrGeometry != null)
{
//Just in case it isn't 2D
ogrGeometry.FlattenTo2D();
var wkbBuffer = new byte[ogrGeometry.WkbSize()];
ogrGeometry.ExportToWkb(wkbBuffer);
var geom = GeometryFromWKB.Parse(wkbBuffer, factory);
if (geom == null)
{
Debug.WriteLine("Failed to parse '{0}'", ogrGeometry.GetGeometryType());
}
return(geom);
}
return(null);
}
private static Geometry ParseOgrGeometry(OgrGeometry ogrGeometry)
{
if (ogrGeometry != null)
{
//Just in case it isn't 2D
ogrGeometry.FlattenTo2D();
byte[] wkbBuffer = new byte[ogrGeometry.WkbSize()];
ogrGeometry.ExportToWkb(wkbBuffer);
Geometry geom = GeometryFromWKB.Parse(wkbBuffer);
if (geom == null)
{
Debug.WriteLine(string.Format("Failed to parse '{0}'", ogrGeometry.GetGeometryType()));
}
return(geom);
}
return(null);
}
public void QueryShape(IGeometry pGeometry)
{
if (pGeometry == null)
{
return;
}
try
{
OSGeo.OGR.Geometry ogrGeometry = m_currentOGRFeature.GetGeometryRef();
// Flatten the geometry and ommit Z value until we add manual
// Z-value zupport
// See:
// https://github.com/RBURHUM/arcgis-ogr/issues/11
//
//
ogrGeometry.FlattenTo2D();
//export geometry from OGR to WKB
int wkbSize = ogrGeometry.WkbSize();
byte[] wkbBuffer = new byte[wkbSize];
ogrGeometry.ExportToWkb(wkbBuffer);
//import geometry from WKB to ESRI Shape
IWkb pWKB = pGeometry as IWkb;
pWKB.ImportFromWkb(wkbSize, ref wkbBuffer[0]);
pGeometry.SpatialReference = m_pDataset.SpatialReference;
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(" Error: " + ex.Message);
pGeometry.SetEmpty();
}
}
private static Geometry ParseOgrGeometry(OgrGeometry ogrGeometry, GeoAPI.Geometries.IGeometryFactory factory)
{
if (ogrGeometry != null)
{
//Just in case it isn't 2D
ogrGeometry.FlattenTo2D();
var wkbBuffer = new byte[ogrGeometry.WkbSize()];
ogrGeometry.ExportToWkb(wkbBuffer);
var geom = GeometryFromWKB.Parse(wkbBuffer, factory);
if (geom == null)
Debug.WriteLine("Failed to parse '{0}'", ogrGeometry.GetGeometryType());
return geom;
}
return null;
}
private static Geometry ParseOgrGeometry(OgrGeometry ogrGeometry)
{
if (ogrGeometry != null)
{
//Just in case it isn't 2D
ogrGeometry.FlattenTo2D();
byte[] wkbBuffer = new byte[ogrGeometry.WkbSize()];
ogrGeometry.ExportToWkb(wkbBuffer);
Geometry geom = GeometryFromWKB.Parse(wkbBuffer);
if (geom == null)
Debug.WriteLine(string.Format("Failed to parse '{0}'", ogrGeometry.GetGeometryType()));
return geom;
}
return null;
}